📅 Published: June 13, 2026
COI renewals become stressful when nobody tracks expiration dates until the certificate is already expired. Clear, polite reminders help keep vendor files current.
Quick answer
Send a reminder before expiration, a second reminder near the deadline, and a final notice if the COI becomes expired.
Send a reminder before expiration, a second reminder near the deadline, and a final notice if the COI becomes expired.
First reminder
COI renewal email
Subject: Updated COI Needed for Vendor File Hi [Name], Our records show that the certificate of insurance on file for [Company Name] is expiring on [Date]. Please send an updated COI when available so we can keep your vendor file current. Thank you, [Your Name]
Second reminder
Follow-up email
Subject: Reminder: Updated COI Needed Hi [Name], I wanted to follow up on the updated COI request for [Company Name]. The current certificate expires on [Date]. Please send the renewal certificate as soon as possible so there is no gap in the vendor file. Thank you, [Your Name]
Tracking fields
- vendor name
- COI expiration date
- first reminder date
- second reminder date
- received date
- approval status
- notes
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